What is the numerical value of (2.1 x 104)(4.0 x 10-2)?Group of answer choices8.4 x 10-88.48.4 x 102None of these8.4 x 10-2

Given :- (2.1 x 104)(4.0 x 10-2) To calculate :- The numerical value of the above multiplication

Answered: What is the numerical value of (2.1 x…

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Chemistry

What is the numerical value of (2.1 x 104)(4.0 x 10-2)?

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter5: Errors In Chemical Analyses

Section: Chapter Questions

Problem 5.1QAP

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Concept explainers

Matter and Measurement

In the universe, there is matter, energy, and void space. The universe contains energy and void space. The definition of matter can be considered as something which possesses mass and consumes space. Chemistry is that branch of science which deals with the study of matter. Under chemistry, nature, composition, and the changes occurring to matter are discussed.

Question

What is the numerical value of (2.1 x 10⁴)(4.0 x 10^-2)?

Group of answer choices

8.4 x 10^-8

8.4

8.4 x 10²

None of these

8.4 x 10^-2

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